Help please I’ll give brainleist.

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

How to use order of operation in 20 divide by 4 multiply 5 = 1

Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16